Evidence map›Paper›PMID 38553534›Full record

ArticleScientific reports2024

Precise analysis of single small extracellular vesicles using flow cytometry.

Hisano Kobayashi, Takayuki Shiba, Takeshi Yoshida, Dilireba Bolidong, Koroku Kato, Yoshiki Sato, Mao Mochizuki, Takafumi Seto, Shuichi Kawashiri, Rikinari Hanayama

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
9.4field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

37 citing papers in PubMed, 40 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors at 3 institutions in 1 country.

Hisano Kobayashi *Department of Immunology, Graduate School of Medical Sciences, Kanazawa University, Kanazawa, Ishikawa, Japan.
Takayuki Shiba *Department of Immunology, Graduate School of Medical Sciences, Kanazawa University, Kanazawa, Ishikawa, Japan.
Takeshi YoshidaDepartment of Immunology, Graduate School of Medical Sciences, Kanazawa University, Kanazawa, Ishikawa, Japan. t-yoshida@med.kanazawa-u.ac.jp.
Dilireba BolidongDepartment of Immunology, Graduate School of Medical Sciences, Kanazawa University, Kanazawa, Ishikawa, Japan.
Koroku KatoOral and Maxillofacial Surgery, Graduate School of Medical Sciences, Kanazawa University, Kanazawa, Ishikawa, Japan.
Yoshiki SatoMeiwafosis Co. LTD, Tokyo, Japan.
Mao MochizukiMeiwafosis Co. LTD, Tokyo, Japan.
Takafumi SetoInstitute of Science and Engineering, Faculty of Frontier Engineering, Kanazawa University, Kanazawa, Ishikawa, Japan.
Shuichi KawashiriOral and Maxillofacial Surgery, Graduate School of Medical Sciences, Kanazawa University, Kanazawa, Ishikawa, Japan.
Rikinari HanayamaDepartment of Immunology, Graduate School of Medical Sciences, Kanazawa University, Kanazawa, Ishikawa, Japan. rikinari-hanayama@umin.ac.jp.
Kanazawa University · JPKanazawa Medical University · JPLife Science Institute · JP

Funding

Core Research for Evolutional Science and Technology No. JPMJCR18H4Ministry of Education, Culture, Sports, Science and Technology No. 21K07173
6 · The paper itself

Abstract

Methods that enable specific and sensitive quantification of small extracellular vesicles (sEVs) using flow cytometry are still under development. Aggregation or adsorption of antibodies causes sub-nano sized particles or non-specific binding and largely affects the results of flow cytometric analysis of single sEVs. Comparison of control IgG and target-specific IgG is inappropriate because they have different characters. Here, we evaluate four preparation methods for flow cytometry, including ultracentrifugation, density gradient centrifugation, size exclusion chromatography (SEC), and the TIM4-affinity method by using tetraspanin-deficient sEVs. The ultracentrifugation or density gradient centrifugation preparation method has large false-positive rates for tetraspanin staining. Conversely, preparation methods using SEC or the TIM4-affinity method show specific detection of single sEVs, which elucidate the roles of sEV biogenesis regulators in the generation of sEV subpopulations. The methods are also useful for the detection of rare disease-related markers, such as PD-L1. Flow cytometric analysis using SEC or the TIM4-affinity method could accelerate research into sEV biogenesis and the development of sEV-based diagnostics and therapies.

Indexed as

Extracellular VesiclesAdsorptionFlow CytometryImmunoglobulin GTetraspaninsImmunoglobulin GTetraspanins

Identifiers

PMID38553534
PMCPMC10980769
OpenAlexW4393316392

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.